CN109021592B

The invention belongs to the field of preparation of powder modified materials, and particularly relates to a preparation method of an alkylated superfine talcum powder oil-extended elastomer. The invention adopts gas-phase alkyl silanol to carry out alkylation modification on the surface of the superfine talcum powder, and the alkyl modified powder, the styryl elastomer and the liquid ...

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CN106937927B

The invention discloses sepiolite talcum powder and a preparation method thereof, wherein the raw materials of sepiolite powder, borneol, common cnidium fruit, castor-oil plant, ficus tikoua, pseudo-ginseng, oleamide and the like are added into a ball mill for wet ball milling, then are dried and ground to obtain the sepiolite talcum powder.

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CN109984987A

The invention discloses a seed oyster talcum powders, are made of calcined oyster shell shell superfine powder, cornstarch, pearl powder, peppermint and silica, and the weight ratio of the calcined oyster shell shell Ultramicro-powder and cornstarch is 5~60:28~83.It is using calcined oyster shell shell superfine powder, cornstarch, pearl powder as raw material the invention also …

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Elemental analysis of talcum powder using spectroscopic …

Method of sample preparation for LIBS analysis. Talcum powder samples were taken from the local market of Hyderabad, Pakistan. All kits utilized for the making of the target sample were washed multiple times with Acetone to avoid contamination. In a mixing machine (swing Mill HK-40), combine up to 3 g of wax with 10 g of dry talcum powder. ...

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CN107446230A

The present invention relates to a kind of preparation method of talcum powder wood moulding PP composites, using powdered rice hulls and talcum powder by extrusion by melting MODIFIED PP, forms wood moulding PP composites.The material feedstock is calculated by weight as:Totally 20 parts of 80 parts of polypropylene, powdered rice hulls and talcum powder, 0 12 …

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CN101647763A

The invention relates to a talcum powder and a preparation method thereof. The talcum powder comprises the following components in part by weight: 60-70 parts of pollen pini, 30-40 parts of cattail pollen and 5-15 parts of safflower extract. The preparation method of the talcum powder comprises the following steps: uniformly mixing the safflower extract and a half amount of the …

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CN104387615A

The invention provides a preparation method of a magnesium hydroxide-coated talcum powder composite flame-retardant filler. The preparation method comprises the steps of adding talcum powder and magnesium sulfate to water to prepare a solution, adding sodium hydroxide to the solution at a certain temperature, and reacting under agitation; after reacting for a certain time, …

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Elemental analysis of talcum powder using spectroscopic …

Methods Talcum powder samples were analyzed using a variety of physicochemical investigation methods, including laser-induced breakdown spectroscopy (LIBS), atomic absorption spectroscopy (AAS), and energy-dispersive X-ray spectroscopy (EDX). 2.2. ... Method of sample preparation for AAS analysis • One gram of talcum powder was digested for ...

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Modified talcum powder and preparation method thereof, …

The invention provides modified talcum powder and a preparation method thereof. The invention also provides the biodegradable PBAT mulching film with high water resistance and aging resistance and the preparation method thereof. The prepared PBAT composite mulch film is easy to process, uniform in dispersion, high in water resistance and long in induction period, and can …

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CN113861725A

The invention discloses a preparation method of a calcium carbonate/talcum powder composite material, which comprises the following steps of fully and uniformly mixing calcium oxide, cane sugar, talcum powder and water, digesting the mixed solution in water bath at 60-100 ℃ for at least 2 hours, stirring the mixed solution at room temperature for reaction for at least 10 hours, …

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CN113499562A

The invention relates to the technical field of chemistry, in particular to a preparation method of a talcum powder efficient environment-friendly fire extinguishing agent; mixing, grinding and drying talcum powder, ammonium dihydrogen phosphate, ammonium sulfate and calcium hydroxide, then adding high-transparency white carbon black and dimethyl silicone oil, and continuously …

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CN116515206B

The invention discloses a talcum powder-filled polypropylene composition, and a preparation method and application thereof, and belongs to the technical field of modification of high polymer materials. The talcum powder-filled polypropylene composition comprises the following components in parts by weight: 54-69 parts of copolymerized polypropylene, 14-21 parts of …

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CN114272177B

The invention provides illite talcum powder, which comprises the following components: 40-95 parts by mass of modified tapioca starch; 5-55 parts by mass of illite powder; 0.01 to 10 parts by mass of honeysuckle extract; 0.1 to 10 parts by mass of small molecule hyaluronic acid. The invention also provides a preparation method of the illite talcum powder.

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Preparation method of special modified talcum powder for …

The invention discloses a preparation method of special modified talcum powder for polypropylene plastics and belongs to the field of inorganic filler preparation technology. The preparation method comprises the following steps: pretreating talcum powder by the use of a polyvinyl alcohol solution and a surfactant to widen interlamellar spacing of talcum powder; modifying talcum powder by …

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Alloy NiMoB modified talcum powder reinforced bumper …

The invention relates to an alloy NiMoB modified talcum powder reinforced bumper material and a preparation method thereof. The material is a supported amorphous NiMoB/(Mg3[SiO10](OH)2) talcum powder reinforced modified material for bumpers. The preparation method of the material is characterized in that supported amorphous NiMoB/(Mg3[SiO10](OH)2) talcum powder is …

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Preparation method of superfine talc powder

The invention provides a preparation method of superfine talc powder. The preparation method has the effects of improving the interface affinity of the talc power and polymers and improving the disperse state of the talc powder filler in polymer base materials by carrying out surface modification on the talc powder. The preparation method comprises the following steps: 1) …

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CN105017700B

The invention discloses a preparation method of a talcum powder-based ecological plastic. According to the preparation method, talcum powder is taken as a main ingredient; talcum powder is subjected to solation; intercalation and microwave irradiation polymerization are adopted so as to solve dispersion and surface property problems of talcum powder layer interfaces, …

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CN103284930A

The invention discloses a preparation method of pure natural talcum powder which is prepared from the following raw materials: shell powder, oyster powder, rice bran powder, aloe vera whole leaf powder, benefit dandelion powder, menthol and essential oil. The preparation method comprises the following steps of: washing shells and oysters, then soaking and washing the …

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CN114272177A

The invention provides an illite talcum powder, which comprises the following components: 40-95 parts by mass of modified tapioca starch; 5-55 parts by mass of illite powder; 0.01-10 parts by mass of a honeysuckle extract; 0.1-10 parts by mass of small molecular hyaluronic acid. The invention also provides a preparation method of the illite talcum powder.

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CN108929572A

The present invention provides a kind of preparation methods for being alkylated superfine talcum powder under certain temperature and pressure, alkylsilanol to be completely evenly affixed to superfine talcum powder surface by gas-solid attachment technique, forms complete hydrophobic oleophilic oil layer.

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CN116120639A

The invention provides a carrier-free talcum powder particle and a preparation method thereof, wherein the preparation method comprises the following steps: weighing the following raw materials in parts by weight: 1000 parts of talcum powder, 200-400 parts of water, 1-3 parts of cellulose, 1-3 parts of water-soluble propylene monomer, 3-13 parts of acrylic ester monomer, …

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CN115011245B

The invention relates to the technical field of inorganic nano-coating, and aims to provide a preparation method of an amino acid intercalated talcum powder/silica sol composite coating. The method comprises the following steps: stirring talcum powder and distilled water under heating condition, and fully swelling and dispersing to obtain white slurry; dissolving a proper amount of …

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CN102875996B

The invention discloses a preparation method of a talcum powder-filled polycarbonate alloy material, and belongs to the technical field of preparation of polymer materials. The preparation method comprises the following steps: firstly, weighing 0.3-0.6 parts of coupling agent, diluting the coupling agent with alcohol, then adding 40-46 parts of superfine talcum powder and stirring for …

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Talc powder filled polypropylene with high rigidity, high …

The present invention relates to polymer composite, refer in particular to a kind of high rigidity, high heat-resisting mar-proof talc powder filled polypropylene and preparation method thereof, this base polymer matrix material can be used for automobile and field of appliances, as inner and outer decorative parts of automobile such as the dashboard of car, door-plate, door …

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CN111956510B

The invention provides talcum powder for animals, which comprises the following components in parts by weight: 1-10 parts of sodium benzoate, 0.1-1.0 part of natural plant essence, 5-50 parts of silicon dioxide, 2-10 parts of sodium chloride, 5-15 parts of potassium chloride, 10-20 parts of magnesium sulfate, 10-20 parts of calcium hydrophosphate and 45-80 parts of natural mineral …

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CN112341753A

The invention provides a preparation method of composite melamine resin tableware containing talcum powder, which relates to the technical field of melamine resin and comprises the following steps: s1, adding melamine resin and titanate into a melting furnace to obtain a mixture A; s2, evenly mixing lecithin, silk fiber and absolute ethyl alcohol, adding ammonium persulfate, …

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CN105111502A

The invention discloses a preparation method for thermoplastic talcum powder. The preparation method comprises: firmly wrapping thermoplastic resin in the layers, among the layers and out of the layers of the talcum powder through steam explosion delamination and hydrochloric acid erosion; grinding the talcum powder with powdery polyamide (PA), polycarbonate (PC), …

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CN116496644A

The invention relates to a preparation method of talcum powder for light plastic of an automobile, which comprises the steps of crushing, screening, feeding and stirring of talcum raw materials, coarse powder grinding and fine powder grinding, wherein the coarse powder grinding adopts a Raymond grinder, and the feeding is mixed raw materials of talcum and magnesite sprayed …

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CN103102475A

The invention relates to a talcum powder-polyester composite material and a preparation method thereof. The method comprises: (1) mixing 1 part by weight of a coupling agent, 10-100 parts by weight of glycol and 0.1-10 parts by weight of water, adjusting a pH value to 1-6 with acid, and hydrolyzing for 0-1 hour; (2) mixing the coupling agent hydrolysate and 30-1000 parts by weight …

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